20119176064

素因数分解:

$2^7\times {\mathrm{13}}^1\times {\mathrm{163}}^1\times {\mathrm{74177}}^1$

素因数の和:74367

約数の個数: 64

約数和(自身を含む): 43429735440

約数和(自身を除く): 23310559376

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 104, 128, 163, 208, 326, 416, 652, 832, 1304, 1664, 2119, 2608, 4238, 5216, 8476, 10432, 16952, 20864, 33904, 67808, 74177, 135616, 148354, 271232, 296708, 593416, 964301, 1186832, 1928602, 2373664, 3857204, 4747328, 7714408, 9494656, 12090851, 15428816, 24181702, 30857632, 48363404, 61715264, 96726808, 123430528, 157181063, 193453616, 314362126, 386907232, 628724252, 773814464, 1257448504, 1547628928, 2514897008, 5029794016, 10059588032, 20119176064]

約数ペア:

[(1, 20119176064), (2, 10059588032), (4, 5029794016), (8, 2514897008), (13, 1547628928), (16, 1257448504), (26, 773814464), (32, 628724252), (52, 386907232), (64, 314362126), (104, 193453616), (128, 157181063), (163, 123430528), (208, 96726808), (326, 61715264), (416, 48363404), (652, 30857632), (832, 24181702), (1304, 15428816), (1664, 12090851), (2119, 9494656), (2608, 7714408), (4238, 4747328), (5216, 3857204), (8476, 2373664), (10432, 1928602), (16952, 1186832), (20864, 964301), (33904, 593416), (67808, 296708), (74177, 271232), (135616, 148354)]